package com.dang.alex.servlet;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.json.JSONObject;

import com.dang.alex.model.User;
import com.dang.alex.service.imp.ServiceDAOFactory;


@WebServlet("/validateEmail.do")
public class ValidateEmailServlet extends HttpServlet{
	private static final long serialVersionUID = 7044991506048572861L;
	private boolean flag;
	@Override
	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		doPost(req, resp);
	}
	
	
	@Override
	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		String email = req.getParameter("email");
		
		try {
			User user = ServiceDAOFactory.getUserDAO().findByEmail(email);
			if(user != null) {
				flag = false;
			}else {
				flag = true;
			}
			JSONObject json = new JSONObject();
			json.put("flag", flag);
			PrintWriter out = resp.getWriter();
			out.print(json.toString());
			out.close();
		}catch(Exception e) {
			e.printStackTrace();
		}
	}
}
